{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["application", "material", "process parameter", "machine or equipment", "enabling technology"], "input": "The exception to this homogeneity occurs in the near-substrate region immediately adjacent to the pure Ti substrate used in these experiments , where the alloying process is not as well controlled as in the higher regions ."}
{"application": [], "material": ["Ti substrate", "as"], "process parameter": [], "machine or equipment": [], "enabling technology": []}